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package org.openecomp.sdc.toscaparser.api.elements;
import java.util.HashMap;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.openecomp.sdc.toscaparser.api.common.ExceptionCollector;
import org.openecomp.sdc.toscaparser.api.utils.ValidateUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public abstract class ScalarUnit {
private static Logger log = LoggerFactory.getLogger(ScalarUnit.class.getName());
private static final String SCALAR_UNIT_SIZE = "scalar-unit.size";
private static final String SCALAR_UNIT_FREQUENCY = "scalar-unit.frequency";
private static final String SCALAR_UNIT_TIME = "scalar-unit.time";
public static final String SCALAR_UNIT_TYPES[] = {
SCALAR_UNIT_SIZE, SCALAR_UNIT_FREQUENCY, SCALAR_UNIT_TIME
};
private Object value;
protected HashMap<String,Object> SCALAR_UNIT_DICT;
protected String SCALAR_UNIT_DEFAULT;
public ScalarUnit(Object _value) {
value = _value;
SCALAR_UNIT_DICT = new HashMap<>();
SCALAR_UNIT_DEFAULT = "";
}
private String _checkUnitInScalarStandardUnits(String inputUnit) {
// Check whether the input unit is following specified standard
// If unit is not following specified standard, convert it to standard
// unit after displaying a warning message.
if(SCALAR_UNIT_DICT.get(inputUnit) != null) {
return inputUnit;
}
else {
for(String key: SCALAR_UNIT_DICT.keySet()) {
if(key.toUpperCase().equals(inputUnit.toUpperCase())) {
log.debug("ScalarUnit - _checkUnitInScalarStandardUnits - \n" +
"The unit {} does not follow scalar unit standards\n" +
"using {} instead",
inputUnit, key);
return key;
}
}
ExceptionCollector.appendWarning(String.format(
"'The unit \"%s\" is not valid. Valid units are \n%s",
inputUnit,SCALAR_UNIT_DICT.keySet().toString()));
return inputUnit;
}
}
public Object validateScalarUnit() {
Pattern pattern = Pattern.compile("([0-9.]+)\\s*(\\w+)");
Matcher matcher = pattern.matcher(value.toString());
if(matcher.find()) {
ValidateUtils.strToNum(matcher.group(1));
String scalarUnit = _checkUnitInScalarStandardUnits(matcher.group(2));
value = matcher.group(1) + " " + scalarUnit;
}
else {
ExceptionCollector.appendException(String.format(
"ValueError: \"%s\" is not a valid scalar-unit",value.toString()));
}
return value;
}
public double getNumFromScalarUnit(String unit) {
if(unit != null) {
unit = _checkUnitInScalarStandardUnits(unit);
}
else {
unit = SCALAR_UNIT_DEFAULT;
}
Pattern pattern = Pattern.compile("([0-9.]+)\\s*(\\w+)");
Matcher matcher = pattern.matcher(value.toString());
if(matcher.find()) {
ValidateUtils.strToNum(matcher.group(1));
String scalarUnit = _checkUnitInScalarStandardUnits(matcher.group(2));
value = matcher.group(1) + " " + scalarUnit;
Object on1 = ValidateUtils.strToNum(matcher.group(1)) != null ? ValidateUtils.strToNum(matcher.group(1)) : 0;
Object on2 = SCALAR_UNIT_DICT.get(matcher.group(2)) != null ? SCALAR_UNIT_DICT.get(matcher.group(2)) : 0;
Object on3 = SCALAR_UNIT_DICT.get(unit) != null ? SCALAR_UNIT_DICT.get(unit) : 0;
Double n1 = new Double(on1.toString());
Double n2 = new Double(on2.toString());
Double n3 = new Double(on3.toString());
double converted = n1 * n2 / n3;
if(Math.abs(converted - Math.round(converted)) < 0.0000000000001 ) {
converted = Math.round(converted);
}
return converted;
}
return 0l; //???
}
protected static HashMap<String,String> scalarunitMapping = _getScalarunitMappings();
private static HashMap<String,String> _getScalarunitMappings() {
HashMap<String,String> map = new HashMap<>();
map.put(SCALAR_UNIT_FREQUENCY,"ScalarUnitFrequency");
map.put(SCALAR_UNIT_SIZE, "ScalarUnitSize");
map.put(SCALAR_UNIT_TIME, "ScalarUnit_Time");
return map;
}
public static ScalarUnit getScalarunitClass(String type,Object val) {
if(type.equals(SCALAR_UNIT_SIZE)) {
return new ScalarUnitSize(val);
}
else if(type.equals(SCALAR_UNIT_TIME)) {
return new ScalarUnitTime(val);
}
else if(type.equals(SCALAR_UNIT_FREQUENCY)) {
return new ScalarUnitFrequency(val);
}
return null;
}
public static double getScalarunitValue(String type, Object value, String unit) {
if(type.equals(SCALAR_UNIT_SIZE)) {
return (new ScalarUnitSize(value)).getNumFromScalarUnit(unit);
}
if(type.equals(SCALAR_UNIT_TIME)) {
return (new ScalarUnitTime(value)).getNumFromScalarUnit(unit);
}
if(type.equals(SCALAR_UNIT_FREQUENCY)) {
return (new ScalarUnitFrequency(value)).getNumFromScalarUnit(unit);
}
ExceptionCollector.appendException(String.format(
"TypeError: \"%s\" is not a valid scalar-unit type",type));
return 0.0;
}
}
/*python
from toscaparser.common.exception import ExceptionCollector
from toscaparser.utils.gettextutils import _
from toscaparser.utils import validateutils
log = logging.getLogger('tosca')
class ScalarUnit(object):
'''Parent class for scalar-unit type.'''
SCALAR_UNIT_TYPES = (
SCALAR_UNIT_SIZE, SCALAR_UNIT_FREQUENCY, SCALAR_UNIT_TIME
) = (
'scalar-unit.size', 'scalar-unit.frequency', 'scalar-unit.time'
)
def __init__(self, value):
self.value = value
def _check_unit_in_scalar_standard_units(self, input_unit):
"""Check whether the input unit is following specified standard
If unit is not following specified standard, convert it to standard
unit after displaying a warning message.
"""
if input_unit in self.SCALAR_UNIT_DICT.keys():
return input_unit
else:
for key in self.SCALAR_UNIT_DICT.keys():
if key.upper() == input_unit.upper():
log.warning(_('The unit "%(unit)s" does not follow '
'scalar unit standards; using "%(key)s" '
'instead.') % {'unit': input_unit,
'key': key})
return key
msg = (_('The unit "%(unit)s" is not valid. Valid units are '
'"%(valid_units)s".') %
{'unit': input_unit,
'valid_units': sorted(self.SCALAR_UNIT_DICT.keys())})
ExceptionCollector.appendException(ValueError(msg))
def validate_scalar_unit(self):
regex = re.compile('([0-9.]+)\s*(\w+)')
try:
result = regex.match(str(self.value)).groups()
validateutils.str_to_num(result[0])
scalar_unit = self._check_unit_in_scalar_standard_units(result[1])
self.value = ' '.join([result[0], scalar_unit])
return self.value
except Exception:
ExceptionCollector.appendException(
ValueError(_('"%s" is not a valid scalar-unit.')
% self.value))
def get_num_from_scalar_unit(self, unit=None):
if unit:
unit = self._check_unit_in_scalar_standard_units(unit)
else:
unit = self.SCALAR_UNIT_DEFAULT
self.validate_scalar_unit()
regex = re.compile('([0-9.]+)\s*(\w+)')
result = regex.match(str(self.value)).groups()
converted = (float(validateutils.str_to_num(result[0]))
* self.SCALAR_UNIT_DICT[result[1]]
/ self.SCALAR_UNIT_DICT[unit])
if converted - int(converted) < 0.0000000000001:
converted = int(converted)
return converted
class ScalarUnit_Size(ScalarUnit):
SCALAR_UNIT_DEFAULT = 'B'
SCALAR_UNIT_DICT = {'B': 1, 'kB': 1000, 'KiB': 1024, 'MB': 1000000,
'MiB': 1048576, 'GB': 1000000000,
'GiB': 1073741824, 'TB': 1000000000000,
'TiB': 1099511627776}
class ScalarUnit_Time(ScalarUnit):
SCALAR_UNIT_DEFAULT = 'ms'
SCALAR_UNIT_DICT = {'d': 86400, 'h': 3600, 'm': 60, 's': 1,
'ms': 0.001, 'us': 0.000001, 'ns': 0.000000001}
class ScalarUnit_Frequency(ScalarUnit):
SCALAR_UNIT_DEFAULT = 'GHz'
SCALAR_UNIT_DICT = {'Hz': 1, 'kHz': 1000,
'MHz': 1000000, 'GHz': 1000000000}
scalarunit_mapping = {
ScalarUnit.SCALAR_UNIT_FREQUENCY: ScalarUnit_Frequency,
ScalarUnit.SCALAR_UNIT_SIZE: ScalarUnit_Size,
ScalarUnit.SCALAR_UNIT_TIME: ScalarUnit_Time,
}
def get_scalarunit_class(type):
return scalarunit_mapping.get(type)
def get_scalarunit_value(type, value, unit=None):
if type in ScalarUnit.SCALAR_UNIT_TYPES:
ScalarUnit_Class = get_scalarunit_class(type)
return (ScalarUnit_Class(value).
get_num_from_scalar_unit(unit))
else:
ExceptionCollector.appendException(
TypeError(_('"%s" is not a valid scalar-unit type.') % type))
*/
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